readmmap.c (2fae26bd8b752cfae083962a152f4b1ee54ada17) readmmap.c (f27fb06cadc6a8e75ebebd3b60c8a9dc9ae1b833)
1/*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License (the "License").
6 * You may not use this file except in compliance with the License.
7 *
8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE

--- 69 unchanged lines hidden (view full) ---

78 if (fd == -1) {
79 perror("open to create");
80 retval = 1;
81 goto end;
82 }
83
84 bytes = write(fd, buf, size);
85 if (bytes != size) {
1/*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License (the "License").
6 * You may not use this file except in compliance with the License.
7 *
8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE

--- 69 unchanged lines hidden (view full) ---

78 if (fd == -1) {
79 perror("open to create");
80 retval = 1;
81 goto end;
82 }
83
84 bytes = write(fd, buf, size);
85 if (bytes != size) {
86 (void) printf("short write: %d != %ud\n", bytes, size);
86 (void) printf("short write: %d != %zu\n", bytes, size);
87 retval = 1;
88 goto end;
89 }
90
91 map = mmap(0, size, PROT_READ|PROT_WRITE, MAP_SHARED, fd, 0);
92 if (map == MAP_FAILED) {
93 perror("mmap");
94 retval = 1;

--- 14 unchanged lines hidden (view full) ---

109 if (munmap(map, size) != 0) {
110 perror("munmap");
111 retval = 1;
112 goto end;
113 }
114
115 bytes = pread(fd, buf, size, 0);
116 if (bytes != size) {
87 retval = 1;
88 goto end;
89 }
90
91 map = mmap(0, size, PROT_READ|PROT_WRITE, MAP_SHARED, fd, 0);
92 if (map == MAP_FAILED) {
93 perror("mmap");
94 retval = 1;

--- 14 unchanged lines hidden (view full) ---

109 if (munmap(map, size) != 0) {
110 perror("munmap");
111 retval = 1;
112 goto end;
113 }
114
115 bytes = pread(fd, buf, size, 0);
116 if (bytes != size) {
117 (void) printf("short read: %d != %ud\n", bytes, size);
117 (void) printf("short read: %d != %zu\n", bytes, size);
118 retval = 1;
119 goto end;
120 }
121
122 if (buf[idx] != 1) {
123 (void) printf(
118 retval = 1;
119 goto end;
120 }
121
122 if (buf[idx] != 1) {
123 (void) printf(
124 "bad data from read! got buf[%ud]=%d, expected 1\n",
124 "bad data from read! got buf[%zu]=%d, expected 1\n",
125 idx, buf[idx]);
126 retval = 1;
127 goto end;
128 }
129
125 idx, buf[idx]);
126 retval = 1;
127 goto end;
128 }
129
130 (void) printf("good data from read: buf[%ud]=1\n", idx);
130 (void) printf("good data from read: buf[%zu]=1\n", idx);
131end:
132 if (fd != -1) {
133 (void) close(fd);
134 }
135 if (buf != NULL) {
136 free(buf);
137 }
138
139 return (retval);
140}
131end:
132 if (fd != -1) {
133 (void) close(fd);
134 }
135 if (buf != NULL) {
136 free(buf);
137 }
138
139 return (retval);
140}