Annotation of OpenXM/src/util/oxreplace.c, Revision 1.9
1.9 ! takayama 1: /* $OpenXM: OpenXM/src/util/oxreplace.c,v 1.8 2013/08/31 13:44:08 ohara Exp $ */
1.1 takayama 2: /* cf. fb/src/misc/nan-tfb2.c */
3: #include <stdio.h>
1.5 ohara 4: #include <stdlib.h>
5: #include <string.h>
1.1 takayama 6: #include <time.h>
1.4 takayama 7: int ReplaceLine=0;
1.7 takayama 8: int Verbose=0;
1.8 ohara 9: void usage();
1.9 ! takayama 10: int replaceOneWord(char *fname,char *old, char *new);
1.4 takayama 11:
1.1 takayama 12: char *readAsString(FILE *fp) {
13: static char *s = NULL;
14: static int size= 102400;
15: int p = 0;
16: char *s2;
17: int c;
1.7 takayama 18: if (fp == NULL) { s=NULL; return(NULL); }
1.1 takayama 19: if (s == NULL) {
20: s = (char *) malloc(size);
21: if (s == NULL) {
22: fprintf(stderr,"no more memory.\n"); exit(10);
23: }
24: }
25: s[0] = 0;
26: while ((c=fgetc(fp)) != EOF) {
27: s[p++] = c; s[p] = 0;
28: if (p >= size-2) {
29: s2 = s;
30: size = 2*size;
31: s = (char *) malloc(size);
32: if (s == NULL) {
33: fprintf(stderr,"no more memory.\n"); exit(10);
34: }
35: strcpy(s,s2);
36: free(s2);
37: }
38: }
39: return s;
40: }
41:
1.9 ! takayama 42: int matches(char *word,char *s,int j) {
1.1 takayama 43: int i;
44: for (i=0; i<j; i++) {
45: if (word[i] != s[i]) return 0;
46: }
47: return 1;
48: }
1.3 takayama 49:
1.9 ! takayama 50: int isHexc(int c) {
1.3 takayama 51: if ((c >= '0') && (c<='9')) return 1;
52: if ((c >= 'A') && (c<='F')) return 1;
53: if ((c >= 'a') && (c<='f')) return 1;
54: return 0;
55: }
56: char *hex2str(char hstr[]) {
57: int i,n,c,k;
58: char *s;
59: char ts[3];
60: /* printf("%s\n",hstr); */
61: n = strlen(hstr);
62: s = (char *) malloc(n/2+2);
63: if (s == NULL) {fprintf(stderr,"Memory exhausted.\n"); exit(10);}
64: k = 0; i = 0;
65: s[k] = 0;
66: while (i<n) {
67: while ((!isHexc(hstr[i])) && (i<n)) i++;
68: if (isHexc(hstr[i]) && (i<n)) ts[0] = hstr[i]; else ts[0] = 0;
69: i++;
70: while ((!isHexc(hstr[i])) && (i<n)) i++;
71: if (isHexc(hstr[i]) && (i<n)) ts[1] = hstr[i]; else ts[1] = 0;
72: i++; ts[2] = 0;
73: if (ts[0] != 0) {
74: sscanf(ts,"%xd",&c);
75: s[k] = c; k++; s[k] = 0;
76: }
77: }
78: if (strcmp(s,"") == 0) return NULL;
79: else return s;
80: }
81:
1.9 ! takayama 82: int main(int argc, char *argv[]) {
1.1 takayama 83: int i;
84: char *old = NULL;
85: char *new = NULL;
1.7 takayama 86: FILE *fp;
1.1 takayama 87: if (argc < 2) {usage(); exit(0); }
88: for (i=1; i<argc; i++) {
89: if (strcmp(argv[i],"--old") == 0) {
90: old = argv[i+1]; i++;
91: } else if (strcmp(argv[i],"--new") == 0) {
92: new = argv[i+1]; i++;
1.3 takayama 93: } else if (strcmp(argv[i],"--oldx") == 0) {
94: old = hex2str(argv[i+1]); i++;
95: } else if (strcmp(argv[i],"--newx") == 0) {
96: new = hex2str(argv[i+1]); i++;
1.4 takayama 97: } else if (strcmp(argv[i],"--replaceLine") == 0) {
98: ReplaceLine = 1;
99: } else if (strcmp(argv[i],"--f") == 0) {
1.1 takayama 100: fprintf(stderr,"--f option (rule file) has not yet been implemented.\n");
101: exit(10);
1.7 takayama 102: } else if (strcmp(argv[i],"--newfile")==0) {
103: fp = fopen(argv[i+1],"r"); i++;
104: if (fp == NULL) {
105: fprintf(stderr,"Error: File %s is not found\n",argv[i]); exit(10);
106: }
107: new = readAsString(fp); fclose(fp); readAsString(NULL);
108: } else if (strcmp(argv[i],"--verbose")==0) {
109: Verbose = 1;
1.1 takayama 110: }else {
111: if ((old != NULL) && (new != NULL)) {
112: replaceOneWord(argv[i],old,new);
113: }else{
1.7 takayama 114: fprintf(stderr,"--old and --new option or --newfile or --f option are not given.\n");
1.1 takayama 115: usage();
116: exit(10);
117: }
118: }
119: }
1.9 ! takayama 120: return 0;
1.1 takayama 121: }
122:
123: #define DEBUG 1
124:
1.9 ! takayama 125: int replaceOneWord(char *fname,char *old, char *new) {
1.1 takayama 126: FILE *fp;
127: FILE *fpOrig;
128: char *s;
129: char *fnameBackup;
130: char *comm;
1.4 takayama 131: int i,j,mm;
1.6 takayama 132: int ns,nold;
1.1 takayama 133: #ifdef DEBUG
1.4 takayama 134: fprintf(stderr,"fname=%s, old=%s, new=%s, ReplaceLine=%d\n",fname,old,new,ReplaceLine);
1.1 takayama 135: #endif
136: fp = fopen(fname,"r");
137: if (fp == NULL) {
138: fprintf(stderr,"File %s is not found.\n",fname);
139: return -1;
140: }
141: fclose(fp);
142:
143: fnameBackup = (char *)malloc(strlen(fname)+200);
144: comm = (char *)malloc(strlen(fname)+300);
145: if (fnameBackup == NULL) {
146: fprintf(stderr,"No more memory.\n"); exit(10);
147: }
148: sprintf(fnameBackup,"%s.%ld.oxreplace-tmp.old",fname,(long) time(NULL));
1.8 ohara 149: rename(fname,fnameBackup);
1.1 takayama 150:
151: fpOrig = fopen(fnameBackup,"r");
152: fp = fopen(fname,"w");
153: s = readAsString(fpOrig);
1.6 takayama 154: ns = strlen(s); nold=strlen(old);
1.4 takayama 155: if (ReplaceLine) {
1.6 takayama 156: for (i=0; i<ns; i++) {
1.4 takayama 157: /* Look for \n */
158: mm = 0;
1.6 takayama 159: for (j = i; j<ns; j++) {
160: if (matches(old,s+j,nold)) mm = 1;
1.4 takayama 161: if (s[j] == '\n') { break;}
162: }
163: if (mm) {
164: i = j;
165: fprintf(fp,"%s\n",new);
166: }else{
167: for ( ; i < j; i++) {
168: putc(s[i],fp);
169: }
170: putc('\n',fp);
171: }
1.1 takayama 172: }
1.4 takayama 173: }else{
1.6 takayama 174: for (i=0; i<ns; i++) {
175: if (!matches(old,s+i,nold)) {
1.4 takayama 176: fputc(s[i],fp);
177: }else{
178: fprintf(fp,"%s",new);
179: i += strlen(old)-1;
180: }
181: }
1.1 takayama 182: }
183: fclose(fp); fclose(fpOrig);
184: free(comm); free(fnameBackup);
185: return 0;
186: }
187:
1.8 ohara 188: void usage() {
1.7 takayama 189: fprintf(stderr,"oxreplace [--old oword [--new nword | --newfile filename] --f rule_file_name --replaceLine] \n");
1.1 takayama 190: fprintf(stderr," [file1 file2 ... ] \n");
1.4 takayama 191: fprintf(stderr," Use --oldx or --newx to give a word in hexadecimal codes\n");
1.1 takayama 192: }
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