log.c (2241 bytes)
1 #include <errno.h> 2 #include <gpgme.h> 3 #include <limits.h> 4 #include <sys/stat.h> 5 #include <stdarg.h> 6 #include <stdio.h> 7 #include <stdlib.h> 8 #include <string.h> 9 10 #include "pass.h" 11 12 int debug; 13 14 static char *progname; 15 16 static void 17 vlog(char *msg, va_list ap) 18 { 19 char file[PATH_MAX]; 20 const char *home; 21 FILE *fp; 22 struct stat sb; 23 24 if (debug) { 25 if (!(home = getenv("HOME"))) { 26 fprintf(stderr, "$HOME not set, cannot determine password-store location"); 27 exit(1); 28 } 29 snprintf(file, sizeof(file), "%s/.pass.log", home); 30 31 if (!stat(file,&sb)) 32 remove(file); 33 if((fp = fopen(file, "ab"))) { 34 fprintf(fp, "%s: ", progname); 35 vfprintf(fp, msg, ap); 36 fputc('\n', fp); 37 } else { 38 fprintf(stderr, "fopen %s: %s", file, strerror(errno)); 39 } 40 } else { 41 fprintf(stderr, "%s: ", progname); 42 vfprintf(stderr, msg, ap); 43 fputc('\n', stderr); 44 } 45 } 46 47 void 48 loginit(char *prog) 49 { 50 progname = prog; 51 } 52 53 void 54 logdbg(char *msg, ...) 55 { 56 char buf[512]; 57 va_list ap; 58 59 va_start(ap, msg); 60 snprintf(buf, sizeof(buf), "%s: %s", msg, strerror(errno)); 61 vlog(buf, ap); 62 va_end(ap); 63 } 64 65 void 66 logdbgx(char *msg, ...) 67 { 68 va_list ap; 69 70 va_start(ap, msg); 71 vlog(msg, ap); 72 va_end(ap); 73 } 74 75 void 76 logwarn(char *msg, ...) 77 { 78 char buf[512]; 79 va_list ap; 80 81 va_start(ap, msg); 82 snprintf(buf, sizeof(buf), "%s: %s", msg, strerror(errno)); 83 vlog(buf, ap); 84 va_end(ap); 85 } 86 87 void 88 logwarnx(char *msg, ...) 89 { 90 va_list ap; 91 92 va_start(ap, msg); 93 vlog(msg, ap); 94 va_end(ap); 95 } 96 97 void 98 loggpg(gpgme_error_t gerr, char *msg, ...) 99 { 100 char buf[512]; 101 va_list ap; 102 103 va_start(ap, msg); 104 snprintf(buf, sizeof(buf), "%s: %s", msg, gpgme_strerror(gerr)); 105 vlog(msg, ap); 106 va_end(ap); 107 } 108 109 void 110 loggpgx(char *msg, ...) 111 { 112 va_list ap; 113 114 va_start(ap, msg); 115 vlog(msg, ap); 116 va_end(ap); 117 } 118 119 void 120 fatalgpg(gpgme_error_t gerr, char *msg, ...) 121 { 122 char buf[512]; 123 va_list ap; 124 125 va_start(ap, msg); 126 snprintf(buf, sizeof(buf), "%s: %s", msg, gpgme_strerror(gerr)); 127 vlog(buf, ap); 128 va_end(ap); 129 exit(1); 130 } 131 132 void 133 fatal(char *msg, ...) 134 { 135 char buf[512]; 136 va_list ap; 137 138 va_start(ap, msg); 139 snprintf(buf, sizeof(buf), "%s: %s", msg, strerror(errno)); 140 vlog(buf, ap); 141 va_end(ap); 142 exit(1); 143 } 144 145 void 146 fatalx(char *msg, ...) 147 { 148 va_list ap; 149 150 va_start(ap, msg); 151 vlog(msg, ap); 152 va_end(ap); 153 exit(1); 154 }